Kalleske Wines in Australia's Barossa Valley have been awarded the 2012 Advantage SA InterContinental Sustainability Award for implementing sustainability measures to minimise their environmental footprint. Genuine sustainability and careful environmental practices are at the core of Kalleske farming, grape growing and winemaking. Kalleske control weeds by suppressing mid-row weeds over winter with a green-manure cover crop of cereal and legume that in spring is mowed/